Build break on port sparc

[Paul Goyette <paul%whooppee.com@localhost>]

With sources updated today at 04:43:21 UTC

#      link  grodvi/grodvi
/build/netbsd-local/tools/x86_64/sparc/bin/sparc--netbsdelf-c++    
--sysroot=/build/netbsd-local/dest/sparc     -o grodvi  dvi.o 
/build/netbsd-local/obj/sparc/gnu/usr.bin/groff/src/libs/libdriver/libdriver.a 
/build/netbsd-local/obj/sparc/gnu/usr.bin/groff/src/libs/libgroff/libgroff.a 
-lm       -Wl,-rpath-link,/build/netbsd-local/dest/sparc/lib  -L=/lib
/build/netbsd-local/dest/sparc/lib/libm.so: undefined reference to `fmal'
collect2: ld returned 1 exit status


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